/* * Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package java.lang.invoke; import static java.lang.invoke.MethodHandleNatives.Constants.*; /** * The flavor of method handle which emulates invokespecial or invokestatic. * @author jrose */ class DirectMethodHandle extends MethodHandle { //inherited oop vmtarget; // methodOop or virtual class/interface oop private final int vmindex; // method index within class or interface { vmindex = VM_INDEX_UNINITIALIZED; } // JVM may change this // Constructors in this class *must* be package scoped or private. DirectMethodHandle(MethodType mtype, MemberName m, boolean doDispatch, Class<?> lookupClass) { super(mtype); assert(m.isMethod() || !doDispatch && m.isConstructor()); if (!m.isResolved()) throw new InternalError(); MethodHandleNatives.init(this, (Object) m, doDispatch, lookupClass); } boolean isValid() { return (vmindex != VM_INDEX_UNINITIALIZED); } }